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Policy Nat and VPN

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stooo

Technical User
Nov 19, 2002
183
GB
Am on a pix running 7.1(2)
I have a VPN setup, which is using NAT due to overlapping domains, and customer wanting to keep traffic to servers public IP out of the VPN

Server is 192.168.1.2 with a public nat of x.x.170.193 and a vpn NAT of 192.168.17.2
Remote side is 192.168.254.253

I have;

access-list vpn-test extended permit ip 192.168.17.0 255.255.255.0 host 192.168.254.253
access-list policy-nat extended permit ip host 192.168.1.2 host 192.168.254.253

static (dmz,outside) x.x.170.193 192.168.1.2 netmask 255.255.255.255
static (dmz,outside) 192.168.17.2 access-list policy-nat

I can get traffic from 192.168.254.253 to 192.168.17.12 across the tunnel, but in the other direction it ignores the policy NAT..

What have I missed?

Cheers

 
Do the access-lists match on each side?

I would change ...


access-list vpn-test extended permit ip 192.168.17.0 255.255.255.0 host 192.168.254.253

To ...


access-list vpn-test extended permit ip host 192.168.17.2 host 192.168.254.253
 
that would stop the tunnel coming up at all as the other side is sending the 192.168.17.0/24 network
 
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